From 7bc77cb1ed33745c720952c92b3b2747c5cbf2df Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Sat, 3 Feb 2018 11:01:52 +0530 Subject: Added new code --- 3863/CH24/EX24.12/Ex24_12.sce | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 3863/CH24/EX24.12/Ex24_12.sce (limited to '3863/CH24/EX24.12') diff --git a/3863/CH24/EX24.12/Ex24_12.sce b/3863/CH24/EX24.12/Ex24_12.sce new file mode 100644 index 000000000..933c2f32f --- /dev/null +++ b/3863/CH24/EX24.12/Ex24_12.sce @@ -0,0 +1,27 @@ +clear +// +// +//Given +//Variable declaration +d=1.2 //Diameter in m +p=1.5 //Internal pressure in MN/sq.m +sigmat_star=200 //Yield stress in MN/sq.m +Sf=3 //Factor of safety + +//Calculation +sigmat=sigmat_star/Sf //Permissible stress in simple tension in MN/sq.m + +//case(i):Thickness on the basis of Maximum principal stress theory +t1=((p*d)/2)/sigmat*1e3 + +//case(ii):Thickness on the basis of Maximum shear stress theory +t2=((p*d)/2)/sigmat*1e3 + +//case(iii):Thickness on the basis of Maximum shear strain energy theory +t3=(sqrt((((p*d/2)**2)+((p*d/4)**2)-((p*d/2)*(p*d/4)))/(sigmat**2))) + + +//Result +printf("\n Thickness of plate on the basis of maximum principal stress theory = %0.3f mm ",t1) +printf("\n Thickness of plate on the basis of maximum shear stress theory = %0.3f mm ",t2) +printf("\n Thickness of plate on the basis of maximum shear strain energy theory = %0.3f mm ",t3) -- cgit